<template>
  <div class="app-container">

    <!-- 查询和其他操作 -->
    <div class="filter-container">
      <el-button
        v-permission="['GET /admin/priceStep/list']"
        class="filter-item"
        type="primary"
        icon="el-icon-search"
        @click="handleFilter"
      >查找
      </el-button>
      <el-button
        v-permission="['POST /admin/priceStep/create']"
        class="filter-item"
        type="primary"
        icon="el-icon-edit"
        @click="handleCreate"
      >添加
      </el-button>

    </div>

    <!-- 查询结果 -->
    <el-table v-loading="listLoading" :header-cell-style="{background:'#f5f5f5',color:'#333333',height:'50px'}"
              :data="list" element-loading-text="正在查询中。。。" border fit highlight-current-row>

      <el-table-column align="center" label="ID" width="100" prop="id" sortable/>

      <el-table-column align="center" label="下限" prop="lowPrice"/>

      <el-table-column align="center" label="上限" prop="highPrice"/>

      <el-table-column align="center" label="排序" prop="sortIndex"/>


      <el-table-column align="center" label="是否启用" prop="enabled" width="140">
        <template slot-scope="scope">
          <el-tag :type="scope.row.enabled ? 'success' : 'error' ">{{ scope.row.enabled ? '启用' : '不启用' }}</el-tag>
        </template>
      </el-table-column>

      <el-table-column align="center" label="操作" width="200" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            v-permission="['POST /admin/priceStep/update']"
            type="primary"
            size="mini"
            @click="handleUpdate(scope.row)"
          >编辑
          </el-button>
          <el-button
            v-permission="['POST /admin/priceStep/delete']"
            type="danger"
            size="mini"
            @click="handleDelete(scope.row)"
          >删除
          </el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="listQuery.page"
      :limit.sync="listQuery.limit"
      @pagination="getList"
    />

    <!-- 添加或修改对话框 -->
    <el-dialog :title="textMap[dialogStatus]" :visible.sync="dialogFormVisible">
      <el-form
        ref="dataForm"
        :rules="rules"
        :model="dataForm"
        status-icon
        label-position="left"
        label-width="100px"
        style="width: 400px; margin-left:50px;"
      >

        <el-form-item label="下限" prop="lowPrice">
          <el-input-number v-model="dataForm.lowPrice" :step="10" style="width: 300px;">
          </el-input-number>
        </el-form-item>

        <el-form-item label="上限" prop="highPrice">
          <el-input-number v-model="dataForm.highPrice" :step="10" style="width: 300px;">
          </el-input-number>
        </el-form-item>


        <el-form-item label="排序" prop="sortIndex">
          <el-input-number v-model="dataForm.sortIndex" :step="10" style="width: 300px;">
          </el-input-number>
        </el-form-item>


        <el-form-item label="是否启用" prop="enabled">
          <el-select v-model="dataForm.enabled" placeholder="请选择">
            <el-option :value="true" label="启用"/>
            <el-option :value="false" label="不启用"/>
          </el-select>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click="dialogFormVisible = false">取消</el-button>
        <el-button v-if="dialogStatus=='create'" type="primary" @click="createData">确定</el-button>
        <el-button v-else type="primary" @click="updateData">确定</el-button>
      </div>
    </el-dialog>

  </div>
</template>

<style>
  .avatar-uploader .el-upload {
    border: 1px dashed #d9d9d9;
    border-radius: 6px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
  }

  .avatar-uploader .el-upload:hover {
    border-color: #20a0ff;
  }

  .avatar-uploader-icon {
    font-size: 28px;
    color: #8c939d;
    width: 120px;
    height: 120px;
    line-height: 120px;
    text-align: center;
  }

  .avatar {
    width: 145px;
    height: 145px;
    display: block;
  }
</style>

<script>
  import { listStep, createStep, updateStep, deleteStep } from '../../api/priceStep'
  import Pagination from '@/components/Pagination' // Secondary package based on el-pagination
  import { thumbnail, toPreview } from '@/utils/index'

  export default {
    name: 'PriceStep',
    components: { Pagination },
    filters: {},
    data() {
      return {
        thumbnail,
        toPreview,
        list: [],
        total: 0,
        listLoading: true,
        listQuery: {
          page: 1,
          limit: 20
        },
        dataForm: {
          id: undefined,
          lowPrice: undefined,
          highPrice: undefined,
          enabled: true,
          sortIndex: 100
        },
        dialogFormVisible: false,
        dialogStatus: '',
        textMap: {
          update: '编辑',
          create: '创建'
        },
        rules: {
          lowPrice: [{ required: true, message: '不能为空', trigger: 'blur' }],
          highPrice: [
            //{ required: true, message: '不能为空', trigger: 'blur' }
          ],
          sortIndex: [
            { required: true, message: '不能为空', trigger: 'blur' }
          ]
        },
        downloadLoading: false
      }
    },
    computed: {},
    created() {
      this.getList()
    },
    methods: {
      getList() {
        this.listLoading = true
        listStep(this.listQuery)
          .then(response => {
            this.list = response.data.data.list
            this.total = response.data.data.total
            this.listLoading = false
          })
          .catch(() => {
            this.list = []
            this.total = 0
            this.listLoading = false
          })
      },
      handleFilter() {
        this.listQuery.page = 1
        this.getList()
      },
      resetForm() {
        this.dataForm = {
          id: undefined,
          lowPrice: undefined,
          highPrice: undefined,
          enabled: true,
          sortIndex: 100
        }
      },
      handleCreate() {
        this.resetForm()
        this.dialogStatus = 'create'
        this.dialogFormVisible = true
        this.$nextTick(() => {
          this.$refs['dataForm'].clearValidate()
        })
      },

      createData() {
        this.$refs['dataForm'].validate(valid => {
          if (valid) {
            createStep(this.dataForm)
              .then(response => {
                this.handleFilter()
                this.dialogFormVisible = false
                this.$notify.success({
                  title: '成功',
                  message: '创建成功'
                })
              })
              .catch(response => {
                this.$notify.error({
                  title: '失败',
                  message: response.data.errmsg
                })
              })
          }
        })
      },
      handleUpdate(row) {
        this.resetForm()
        this.dataForm = Object.assign(this.dataForm, row)
        this.dialogStatus = 'update'
        this.dialogFormVisible = true
        this.$nextTick(() => {
          this.$refs['dataForm'].clearValidate()
        })
      },
      updateData() {
        this.$refs['dataForm'].validate(valid => {
          if (valid) {
            updateStep(this.dataForm)
              .then(() => {
                this.handleFilter()
                this.dialogFormVisible = false
                this.$notify.success({
                  title: '成功',
                  message: '更新广告成功'
                })
              })
              .catch(response => {
                this.$notify.error({
                  title: '失败',
                  message: response.data.errmsg
                })
              })
          }
        })
      },
      handleDelete(row) {
        deleteStep(row)
          .then(response => {
            this.$notify.success({
              title: '成功',
              message: '删除成功'
            })
            this.handleFilter()
          })
          .catch(response => {
            this.$notify.error({
              title: '失败',
              message: response.data.errmsg
            })
          })
      }

    }
  }
</script>
